Restroom structure



FIG. 1 is a first perspective view of a restroom structure.

FIG. 2 is a second perspective view of the restroom structure.

FIG. 3 is a left side elevation view of the restroom structure of FIG. 1.

FIG. 4 is a right side elevation view of the restroom structure of FIG. 1.

FIG. 5 is a front elevation view of the restroom structure of FIG. 1.

FIG. 6 is a rear elevation view of the restroom structure of FIG. 1; and,

FIG. 7 is a top plan view of the restroom structure of FIG. 1.

The broken lines depicting the lifting lugs on the top of the restroom structure form no part of the claimed design. 

CLAIM I claim the ornamental design for a restroom structure, as shown and described. 